Definitive vs Axiom: Which is Better?

Definitive is a multichain onchain trading terminal with gasless execution, TWAP/limit/stop orders, and institutional wallet support across 9 chains. Axiom is a DeFi trading platform focused on EVM chains with smart order routing and a 100 bps fee. For traders who prioritize lower fees, institutional compatibility, and order type depth, Definitive is the stronger DeFi trading platform.

Quick Verdict

Axiom is a capable EVM trading platform with a clean interface and smart routing. But at 100 bps on trades, it's one of the more expensive options in the market. Definitive offers free trading on majors and stablecoins on Ethereum, Base, and Arbitrum — the chains where most serious EVM traders are active — plus TWAP, stop-loss, and institutional wallet integrations that Axiom does not match. For cost-conscious professional traders, the fee difference alone makes Definitive the better DeFi trading platform.

Criterion

Definitive

Axiom

Fee (majors)

Free on ETH/Base/SOL/ARB

100 bps

Fee (other assets)

85 bps → 25 bps (T1 with staked EDGE)

100 bps

Gasless

Yes

No

TWAP Orders

Yes

No

Stop-Loss Orders

Yes

Limited

Institutional Wallets

Fireblocks, Fordefi, Safe, Squads

No

Chains

9

EVM (selected)

Platform Overview

Definitive is a professional onchain trading terminal built by Coinbase Institutional Trading alumni. It was designed for traders who need more than basic aggregation: TWAP execution for large orders, onchain stop-loss and take-profit, privacy via proxy addresses, post-trade reporting, and integration with institutional custody setups. Definitive routes through 100+ DEXs and 15+ offchain private market makers, sponsors gas, and supports 9 chains.

Axiom is a DeFi trading interface targeting active EVM traders. It focuses on smart order routing and a streamlined trading experience across Ethereum and selected EVM chains. Axiom offers limit orders and smart routing but does not match Definitive's order type depth or institutional feature set. It charges 100 bps across trades.

Both platforms sit in the "more than a basic DEX" category, but they target different trader sophistication levels and have meaningfully different fee structures.

Key Differences

Fees are the most immediate differentiator. Axiom charges 100 bps on trades. Definitive charges nothing on major tokens and stablecoins on Ethereum, Base, Solana, and Arbitrum — which covers the vast majority of high-volume DeFi activity. For other assets, Definitive's fee scales from 85 bps at the base tier down to 25 bps at T1 with staked EDGE tokens. Even at the base tier for non-majors, Definitive is roughly comparable to Axiom. With volume and staked EDGE, it's materially cheaper.

On a $100,000 trade of WETH on Ethereum, Axiom costs $1,000. Definitive costs $0.

Order types diverge sharply. Definitive offers TWAP, limit, stop-loss/take-profit, and market orders across all supported chains. TWAP is particularly relevant for traders managing large positions — it slices a large order into smaller pieces executed over time, reducing market impact and average slippage. Axiom does not offer TWAP execution. For traders moving significant size, this gap matters.

Gasless execution on Definitive means gas costs are sponsored — traders do not pay gas fees separately. Axiom users pay gas on top of the 100 bps fee. On Ethereum mainnet, gas can add meaningfully to the cost of complex order execution.

Institutional wallet support on Definitive includes Fireblocks, Fordefi, Safe, and Squads. Funds and institutions that hold assets in multi-sig or custody infrastructure cannot easily use platforms that only support standard EOA wallets. Axiom does not offer native integration with these custody systems.

Privacy on Definitive is handled through Performer Addresses — proxy wallet addresses that execute trades on behalf of the trader's primary address. This separates on-chain activity from the trader's primary wallet, which matters for funds and institutions who prefer not to expose their trading activity publicly.

Fee Comparison

Asset Type

Definitive

Axiom

Majors/stablecoins (ETH/Base/SOL/ARB)

0 bps

100 bps

Other assets (base tier)

85 bps

100 bps

Other assets (T1 with staked EDGE)

25 bps

100 bps

Gas

Sponsored (free)

Trader pays

The fee gap on major assets is substantial. A fund running $10M/month in USDC/ETH trading on Ethereum would pay approximately $100,000/month on Axiom versus $0 on Definitive. Even for non-major assets at Definitive's base tier, the fee is 15 bps lower than Axiom. At T1, it's 75 bps lower.

Volume tiers on Definitive are based on 30-day rolling volume, so active traders accumulate tier benefits naturally over time with staked EDGE.

Who Each Platform Serves

Axiom suits traders who:

• Prefer a straightforward EVM trading interface
• Are comfortable with 100 bps fees
• Don't require TWAP or institutional custody integration
• Trade lower volumes where tier benefits are less relevant

Definitive suits traders who:

• Trade major tokens on Ethereum, Base, or Arbitrum and want zero fees
• Manage large positions requiring TWAP execution
• Need institutional wallet support (Fireblocks, Safe, Fordefi, Squads)
• Run funds or DAO treasuries requiring post-trade reporting and PnL tracking
• Want onchain stop-loss and take-profit order execution
• Trade across multiple chains and need a unified execution interface
• Value privacy via proxy addresses

For professional DeFi traders and institutional participants, Definitive's combination of lower fees, more order types, and institutional infrastructure makes it the more capable DeFi trading platform.

Frequently Asked Questions

What is Axiom's fee structure?

Axiom charges 100 bps on trades. This applies across asset types and chains. There is no volume discount or staking mechanism to reduce fees.

How does Definitive's fee compare to Axiom for active traders?

On major tokens and stablecoins on Ethereum, Base, Solana, and Arbitrum, Definitive charges zero fees versus Axiom's 100 bps. For other assets, Definitive ranges from 85 bps (base) to 25 bps (T1 with staked EDGE), all below Axiom's flat 100 bps.

Does Definitive support institutional custody setups?

Yes. Definitive integrates natively with Fireblocks, Fordefi, Safe, and Squads, as well as standard EOA wallets. Axiom does not offer native institutional custody integration.

Can I use TWAP orders on Axiom?

No. Axiom does not offer TWAP order execution. Definitive offers TWAP orders across all supported chains, which is essential for executing large positions without causing significant market impact.

What chains does Definitive support beyond Ethereum?

Definitive supports Base, Arbitrum, Ethereum, Optimism, Polygon, Avalanche, BNB Chain, HyperEVM, and Solana — nine chains in total.

Ready to trade onchain with institutional-grade execution? Try Definitive — gasless, multichain, and built for serious traders.